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Livermore
Livermore
ZHEN

Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

OPEN holding history

Opendoor Technologies Inc. in every 13F filed by Simplex Trading, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

OPEN overviewAll 13F holders of OPENFull Q2 2026 holdings

Shares (Q2 2026)
761,221
Value
$3.28M
% of portfolio
0.1%
Quarters held
20
Since Q1 2021
Holdings of OPEN by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026761,221$3.28M0.1%+492,071+182.8%AddedHolders
Q1 2026269,150$1.12M<0.1%+86,391+47.3%AddedHolders
Q4 2025182,759$975.8K<0.1%+182,759NewHolders
Q3 20250$00.0%−1,023,821−100.0%Sold outHolders
Q2 20251,023,821$545.0K<0.1%+686,119+203.2%AddedHolders
Q1 2025337,702$344.0K<0.1%+54,524+19.3%AddedHolders
Q4 2024283,178$453.0K<0.1%−512,563−64.4%ReducedHolders
Q3 2024795,741$1.59M0.1%+28,914+3.8%AddedHolders
Q2 2024766,827$1.41M<0.1%+401,288+109.8%AddedHolders
Q1 2024365,539$1.11M<0.1%+365,539NewHolders
Q4 20230$00.0%−144,479−100.0%Sold outHolders
Q3 2023144,479$381.0K<0.1%+132,279+1,084.3%AddedHolders
Q2 202312,200$49.0K<0.1%−213,887−94.6%ReducedHolders
Q1 2023226,087$397.0K<0.1%+213,887+1,753.2%AddedHolders
Q4 202212,200$14.0K<0.1%−11,367−48.2%ReducedHolders
Q3 202223,567$73.0K<0.1%−85,007−78.3%ReducedHolders
Q2 2022108,574$511.0K<0.1%−297,338−73.3%ReducedHolders
Q1 2022405,912$3.51M0.1%+173,776+74.9%AddedHolders
Q4 2021232,136$3.39M0.1%+44,900+24.0%AddedHolders
Q3 2021187,236$3.20M0.1%+15,571+9.1%AddedHolders
Q2 2021171,665$3.04M0.1%+164,811+2,404.6%AddedHolders
Q1 20216,854$145.0K<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.